Any long, narrow, steep-sided depression in the ocean bottom in which maximum oceanic depths (24,000–36,000 ft, or 7,000–11,000 m) occur. The deepest known depression of this kind is the Mariana Trench. Most trenches occur at subduction zones, where one tectonic plate is thrust under another.
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Deep or The Deep may refer to:
In film and television:
Deep Fritz may have met his human match on the chess board ; World champion Victor Kramnik is proving that supercomputers don't have all the winning chess moves - at least not yet, writes Jamie Smyth
Oct 11, 2002; The next chapter in the "man versus machine" debate will be written after October 21st when the result of the $1 million chess...